Around 66 million years ago, the dinosaurs were killed by an enormous asteroid that hit what is today Chicxulub, Mexico. But a second asteroid struck during that same era at the Nadir crater off ...
Research published in the Proceedings of the National Academy of Sciences revealed that a colossal asteroid impact over 3.26 billion years ago may have provided a crucial boost to Earth's early ...
Asteroid Ryugu photographed by Japan's Hayabusa2 mission at a distance of about 12 miles (19 kilometers). JAXA, University of Tokyo, Kochi University, Rikkyo University, Nagoya University, Chiba ...
leading to the theory that planetary gravity could be responsible for refreshing the surfaces of such space rocks. Apophis, a 1,100-foot-long (340 meters) asteroid named after the Egyptian god of ...